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Finding the Third Proportional to 51,668,300 and 80,002,976

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Solution

The third proportional to 51,668,300 and 80,002,976 is: 123,876,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,668,300 : 80,002,976 = 80,002,976 : x
  2. Step 2: Convert to fraction form
    51,668,300/80,002,976 = 80,002,976/x
  3. Step 3: Cross multiply
    51,668,300x = 80,002,976 × 80,002,976
  4. Step 4: Simplify right side
    51,668,300x = 6,400,476,168,856,576
  5. Step 5: Solve for x
    x = 6,400,476,168,856,576/51,668,300
  6. Step 6: Final answer
    x = 123,876,267.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.